{"id":"https://openalex.org/W7155916499","doi":"https://doi.org/10.1109/tmi.2026.3687982","title":"Spatial-Jitter Model for Magnetoencephalography Sensor Arrays","display_name":"Spatial-Jitter Model for Magnetoencephalography Sensor Arrays","publication_year":2026,"publication_date":"2026-04-27","ids":{"openalex":"https://openalex.org/W7155916499","doi":"https://doi.org/10.1109/tmi.2026.3687982","pmid":"https://pubmed.ncbi.nlm.nih.gov/42043988"},"language":"en","primary_location":{"id":"doi:10.1109/tmi.2026.3687982","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tmi.2026.3687982","pdf_url":null,"source":{"id":"https://openalex.org/S58069681","display_name":"IEEE Transactions on Medical Imaging","issn_l":"0278-0062","issn":["0278-0062","1558-254X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Medical Imaging","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.1109/tmi.2026.3687982","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5044017880","display_name":"Joonas Iivanainen","orcid":"https://orcid.org/0000-0001-6034-4604"},"institutions":[{"id":"https://openalex.org/I9927081","display_name":"Aalto University","ror":"https://ror.org/020hwjq30","country_code":"FI","type":"education","lineage":["https://openalex.org/I9927081"]}],"countries":["FI"],"is_corresponding":true,"raw_author_name":"Joonas Iivanainen","raw_affiliation_strings":["Department of Neuroscience and Biomedical Engineering, Aalto University, Espoo, Finland"],"raw_orcid":"https://orcid.org/0000-0001-6034-4604","affiliations":[{"raw_affiliation_string":"Department of Neuroscience and Biomedical Engineering, Aalto University, Espoo, Finland","institution_ids":["https://openalex.org/I9927081"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5044017880"],"corresponding_institution_ids":["https://openalex.org/I9927081"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.43956133,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"45","issue":"7","first_page":"3908","last_page":"3921"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11993","display_name":"Atomic and Subatomic Physics Research","score":0.2777999937534332,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11993","display_name":"Atomic and Subatomic Physics Research","score":0.2777999937534332,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12692","display_name":"Magnetic Field Sensors Techniques","score":0.14820000529289246,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10241","display_name":"Functional Brain Connectivity Studies","score":0.11349999904632568,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/magnetoencephalography","display_name":"Magnetoencephalography","score":0.7060999870300293},{"id":"https://openalex.org/keywords/biomagnetism","display_name":"Biomagnetism","score":0.37470000982284546},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.3434999883174896},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.33889999985694885},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.3368000090122223},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.3156000077724457}],"concepts":[{"id":"https://openalex.org/C556910895","wikidata":"https://www.wikidata.org/wiki/Q384188","display_name":"Magnetoencephalography","level":3,"score":0.7060999870300293},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5311999917030334},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.42559999227523804},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.42010000348091125},{"id":"https://openalex.org/C78902741","wikidata":"https://www.wikidata.org/wiki/Q4915071","display_name":"Biomagnetism","level":3,"score":0.37470000982284546},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.3434999883174896},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.34279999136924744},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.33889999985694885},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.3368000090122223},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.3156000077724457},{"id":"https://openalex.org/C132094186","wikidata":"https://www.wikidata.org/wiki/Q641585","display_name":"Clutter","level":3,"score":0.3003000020980835},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.275299996137619},{"id":"https://openalex.org/C31601959","wikidata":"https://www.wikidata.org/wiki/Q931309","display_name":"Medical imaging","level":2,"score":0.2651999890804291}],"mesh":[{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001921","descriptor_name":"Brain","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D001921","descriptor_name":"Brain","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D001921","descriptor_name":"Brain","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D003198","descriptor_name":"Computer Simulation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003198","descriptor_name":"Computer Simulation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003198","descriptor_name":"Computer Simulation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008959","descriptor_name":"Models, Neurological","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D008959","descriptor_name":"Models, Neurological","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D008959","descriptor_name":"Models, Neurological","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D015225","descriptor_name":"Magnetoencephalography","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":true},{"descriptor_ui":"D015225","descriptor_name":"Magnetoencephalography","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":true},{"descriptor_ui":"D015225","descriptor_name":"Magnetoencephalography","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":true},{"descriptor_ui":"D015225","descriptor_name":"Magnetoencephalography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D015225","descriptor_name":"Magnetoencephalography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D015225","descriptor_name":"Magnetoencephalography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D059629","descriptor_name":"Signal-To-Noise Ratio","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D059629","descriptor_name":"Signal-To-Noise Ratio","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D059629","descriptor_name":"Signal-To-Noise Ratio","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":3,"locations":[{"id":"doi:10.1109/tmi.2026.3687982","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tmi.2026.3687982","pdf_url":null,"source":{"id":"https://openalex.org/S58069681","display_name":"IEEE Transactions on Medical Imaging","issn_l":"0278-0062","issn":["0278-0062","1558-254X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Medical Imaging","raw_type":"journal-article"},{"id":"pmid:42043988","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/42043988","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE transactions on medical imaging","raw_type":"Journal Article"},{"id":"pmh:oai:aaltodoc.aalto.fi:123456789/146319","is_oa":true,"landing_page_url":"https://research.aalto.fi/en/publications/07aee05d-a1f0-4c04-9bd4-464a9e6a1a78","pdf_url":null,"source":{"id":"https://openalex.org/S4306401662","display_name":"Aaltodoc (Aalto University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I9927081","host_organization_name":"Aalto University","host_organization_lineage":["https://openalex.org/I9927081"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"A1 Alkuper\u00e4isartikkeli tieteellisess\u00e4 aikakauslehdess\u00e4"}],"best_oa_location":{"id":"doi:10.1109/tmi.2026.3687982","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tmi.2026.3687982","pdf_url":null,"source":{"id":"https://openalex.org/S58069681","display_name":"IEEE Transactions on Medical Imaging","issn_l":"0278-0062","issn":["0278-0062","1558-254X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Medical Imaging","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G4154589516","display_name":null,"funder_award_id":"368388","funder_id":"https://openalex.org/F4320322887","funder_display_name":"The Research Council"},{"id":"https://openalex.org/G4198328791","display_name":null,"funder_award_id":"250008","funder_id":"https://openalex.org/F4320325101","funder_display_name":"Instrumentariumin Tiedes\u00e4\u00e4ti\u00f6"},{"id":"https://openalex.org/G4684980321","display_name":null,"funder_award_id":"00240096","funder_id":"https://openalex.org/F4320334901","funder_display_name":"Jenny ja Antti Wihurin Rahasto"},{"id":"https://openalex.org/G547977047","display_name":null,"funder_award_id":"R01 NS104585","funder_id":"https://openalex.org/F4320337359","funder_display_name":"National Institute of Neurological Disorders and Stroke"}],"funders":[{"id":"https://openalex.org/F4320322887","display_name":"The Research Council","ror":"https://ror.org/03tcppy59"},{"id":"https://openalex.org/F4320325101","display_name":"Instrumentariumin Tiedes\u00e4\u00e4ti\u00f6","ror":"https://ror.org/02w907m39"},{"id":"https://openalex.org/F4320334901","display_name":"Jenny ja Antti Wihurin Rahasto","ror":"https://ror.org/01gpyzq83"},{"id":"https://openalex.org/F4320337359","display_name":"National Institute of Neurological Disorders and Stroke","ror":"https://ror.org/01s5ya894"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Sampling":[0],"jitter,":[1,49],"i.e.,":[2,50],"random":[3,51,84],"deviations":[4,52],"in":[5,53,60,74,104,219],"the":[6,24,36,61,68,77,97,115,136,157,163,177,214],"time":[7],"instants":[8],"when":[9],"samples":[10],"are":[11,117,141],"taken,":[12],"causes":[13,57],"frequency-dependent":[14],"noise":[15,59,81,161],"that":[16,33,47,66,108,206],"reduces":[17,67,209],"signal-to-noise":[18],"ratio":[19],"(SNR).":[20],"This":[21,202],"paper":[22,78,106,151,182],"generalizes":[23],"concept":[25],"of":[26,159,166,176],"jitter":[27,124,208],"to":[28,41,83,93,114,120,156,221],"magnetoencephalography":[29],"(MEG)":[30],"sensor":[31,55,85,160,170,189],"arrays":[32,171,190],"spatially":[34],"sample":[35],"quasistatic":[37],"magnetic":[38],"field":[39,94],"due":[40,82,92],"brain":[42],"activity.":[43],"It":[44],"is":[45],"shown":[46],"spatial":[48,72,121,127,164,207],"MEG":[54,110],"positions,":[56],"spatial-frequency-dependent":[58],"vector":[62,178],"spherical":[63,179],"harmonics":[64],"domain":[65],"attainable":[69],"SNR":[70,210],"and":[71,90,122,168,196,211],"resolution":[73,165],"MEG.":[75],"Similarly,":[76],"also":[79,152,183],"considers":[80],"orientation":[86,123],"errors":[87,91,146],"('orientation":[88],"jitter')":[89],"integration":[95],"by":[96,144],"finite-sized":[98],"sensors":[99],"('aperture":[100],"error').":[101],"The":[102,150,181],"analysis":[103],"this":[105],"shows":[107,205],"on-scalp":[109,139],"measurements":[111,131,140,215],"taken":[112,132],"closer":[113],"head":[116],"more":[118,143],"resistant":[119],"at":[125],"high":[126],"frequencies":[128],"than":[129,147],"off-scalp":[130,148,169],"further":[133],"away.":[134],"On":[135],"other":[137],"hand,":[138],"affected":[142],"aperture":[145],"measurements.":[149],"provides":[153],"new":[154],"insights":[155],"effect":[158],"on":[162,192],"on-":[167],"using":[172],"a":[173],"novel":[174],"normalization":[175],"harmonics.":[180],"simulates":[184],"spatial-jitter":[185],"phenomena":[186],"with":[187],"realistic":[188,203],"based":[191],"optically":[193],"pumped":[194],"magnetometers":[195],"superconducting":[197],"quantum":[198],"interference":[199],"device":[200],"sensors.":[201],"simulation":[204],"affects":[212],"how":[213],"should":[216],"be":[217],"regularized":[218],"order":[220],"maximize":[222],"SNR.":[223]},"counts_by_year":[],"updated_date":"2026-08-13T07:04:57.449891","created_date":"2026-04-28T00:00:00"}